55 lines
1.7 KiB
C++
55 lines
1.7 KiB
C++
// Copyright (c) 2014 The Chromium Embedded Framework Authors.
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// Portions copyright (c) 2014 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef CEF_LIBCEF_BROWSER_OSR_SOFTWARE_OUTPUT_DEVICE_OSR_H_
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#define CEF_LIBCEF_BROWSER_OSR_SOFTWARE_OUTPUT_DEVICE_OSR_H_
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#include "base/callback.h"
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#include "cc/output/software_output_device.h"
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namespace ui {
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class Compositor;
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}
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// Device implementation for direct software rendering via DelegatedFrameHost.
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// All Rect/Size values are in pixels.
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class CefSoftwareOutputDeviceOSR : public cc::SoftwareOutputDevice {
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public:
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typedef base::Callback<void(const gfx::Rect&, int, int, void*)>
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OnPaintCallback;
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CefSoftwareOutputDeviceOSR(ui::Compositor* compositor,
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bool transparent,
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const OnPaintCallback& callback);
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~CefSoftwareOutputDeviceOSR() override;
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// cc::SoftwareOutputDevice implementation.
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void Resize(const gfx::Size& viewport_pixel_size,
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float scale_factor) override;
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SkCanvas* BeginPaint(const gfx::Rect& damage_rect) override;
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void EndPaint() override;
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void SetActive(bool active);
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// Include |damage_rect| the next time OnPaint is called.
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void Invalidate(const gfx::Rect& damage_rect);
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// Deliver the OnPaint notification immediately.
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void OnPaint(const gfx::Rect& damage_rect);
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private:
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const bool transparent_;
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const OnPaintCallback callback_;
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bool active_;
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std::unique_ptr<SkCanvas> canvas_;
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std::unique_ptr<SkBitmap> bitmap_;
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gfx::Rect pending_damage_rect_;
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DISALLOW_COPY_AND_ASSIGN(CefSoftwareOutputDeviceOSR);
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};
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#endif // CEF_LIBCEF_BROWSER_OSR_SOFTWARE_OUTPUT_DEVICE_OSR_H_
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